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Finding the Fourth Proportional to 397,263.87, 595,932.53 and 112,960.35

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Solution

The fourth proportional to 397,263.87, 595,932.53 and 112,960.35 is: 169,450.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,263.87 : 595,932.53 = 112,960.35 : x
  2. Step 2: Convert to fraction form
    397,263.87/595,932.53 = 112,960.35/x
  3. Step 3: Cross multiply
    397,263.87x = 595,932.53 × 112,960.35
  4. Step 4: Simplify right side
    397,263.87x = 67,316,746,600.38
  5. Step 5: Solve for x
    x = 67,316,746,600.38/397,263.87
  6. Step 6: Final answer
    x = 169,450.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.